The MM-RSW-180420-SPST from Mountain Microwave Technology is a RF Switch with Frequency 18 to 42 GHz, Insertion Loss 3.5 dB, Isolation 60 dB, Power 20 dBm, Power 0.1 W. Tags: Module with Connectors, Solid State. More details for MM-RSW-180420-SPST can be seen below.